AS 3421 Seattle to Portland Flight Status

Alaska Airlines Flight AS3421 from Seattle Tacoma International Airport SEA to Portland International Airport PDX is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on January 6th, 2026.
Check the table below for AS3421's most recent flight history:

AS 3421 Flight Status & Schedule

Date Departure Arrival Status
Jan 06 15:40 16:11
Landed
Track >
Jan 05 16:30 16:58
Landed Late
Track >
Jan 04 15:50 16:26
Landed
Track >
Jan 03 18:13 16:27
Unknown
Track >
Jan 02 16:24 17:01
Landed Late
Track >

Alaska Airlines AS 3421 Seattle to Portland Flight Information

Alaska Airlines Flight AS3421 connects Seattle, United States to Portland, United States, taking off from Seattle Tacoma International Airport SEA and landing at Portland International Airport PDX.

How long is the AS3421 flight from Seattle to Portland?

The average flight time from Seattle to Portland is 32 minutes. The flight distance is 208 km / 129 miles and the average flight speed is 372 km/h / 231 mph.

What is the On-Time Performance (OTP) of Alaska Airlines Flight AS3421 Seattle to Portland?

The Airportia On-Time Performance Rating for Alaska Airlines Flight AS3421 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest AS3421 flight?

The latest flight took off on Wednesday, January 7th, 2026 with the flight status being Landed on 16:11.

How else can the flight AS3421 be referenced as?

This Alaska Airlines flight can also be referenced as ASA3421, AS 3421, ASA 3421.

How often is flight AS3421 delayed?

On average, 30% of all AS3421 flights are delayed. The average delay is 20 minutes.

Can I get compensation for my delayed or cancelled AS3421 flight or baggage issues?

If your AS3421 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our AS3421 Flight Tracker above for more details.

AS3421 and Seattle SEA to Portland PDX Flights

Flight AS3421 is code-shared by 4 airlines using the flight numbers BA2995, HA6833, QR3414, TN2622

Other flights departing from Seattle SEA: AS173, AS3324, 8C3359, 8C3360

Other flights arriving at Portland PDX: UA5627, AS2441, SY3017, AS3308

All flights connecting Seattle SEA to Portland PDX.

AS3421 Alaska Airlines Flight: Seattle to Portland Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.